Table 5 Daily personal exposure level (LEP) for study duration in LEP dB A.

From: Noise and sound in the intensive care unit: a cohort study

 

Day of study

LEP dB A

1

2

3

4

5

6

7

8

9

10

11

12

13

14

24 h

66.2

65.3

66.3

65.1

68.7

68.3

69.0

66.4

66.0

65.0

64.8

63.8

65.4

65.2

Day

64.0

63.2

64.9

62.0

66.6

64.9

66.9

64.4

63.6

63.0

63.1

62.0

63.8

63.1

Evening

60.8

59.0

59.7

60.9

63.1

65.0

63.5

58.7

60.4

58.5

57.7

57.1

58.4

58.6

Night

56.8

57.3

53.9

56.3

59.4

57.0

59.3

59.4

57.9

56.5

55.6

54.7

56.1

57.2